CVE-2025-35021 MEDIUM

CVE-2025-35021: Abilis CPX Fallback Shell Connection Relay

Vendor Abilis
Product CPX
Weakness CWE-1188
Published November 4, 2025
Last update November 5, 2025
View on NVD All CVEs

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

What the vulnerability does

01Description

By failing to authenticate three times to an unconfigured Abilis CPX device via SSH, an attacker can login to a restricted shell on the fourth attempt, and from there, relay connections.

Key dates

02Disclosure timeline

November 4, 2025 CVE published
November 5, 2025 Record updated